CN108513666A - The lower biometric devices of screen and electronic equipment - Google Patents
The lower biometric devices of screen and electronic equipment Download PDFInfo
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- CN108513666A CN108513666A CN201880000265.8A CN201880000265A CN108513666A CN 108513666 A CN108513666 A CN 108513666A CN 201880000265 A CN201880000265 A CN 201880000265A CN 108513666 A CN108513666 A CN 108513666A
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- transmission structure
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1324—Sensors therefor by using geometrical optics, e.g. using prisms
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
- G06V10/17—Image acquisition using hand-held instruments
Abstract
The embodiment of the present application discloses biometric devices and electronic equipment under a kind of screen.Biometric devices include under the screen：Micropore is set to below display screen, and being used for will be from the reflected light pass above the display screen to aspherical transmission structure；Aspherical transmission structure is set to below the micropore, including non-spherical reflector, and the aspherical transmission structure is used to pass through the non-spherical reflector by the reflected light pass to photosensor arrays；Photosensor arrays, for detecting the reflected light.The technical solution of the embodiment of the present application can promote the efficiency of the lower living things feature recognition of screen.
Description
Technical field
The invention relates to technical field of biometric identification, and know more particularly, to biological characteristic under a kind of screen
Other device and electronic equipment.
Background technology
With the high speed development of mobile phone industry, biological identification technology is increasingly paid attention to by people, under more easily shielding
Biometrics identification technology, such as the functionization of the lower fingerprint identification technology of screen have become needed for masses.
Under current screen there are mainly two types of optical fingerprint sensor technologies.The first is the screen based on periodical microwell array
Lower optical fingerprint identification technology, this technology are easy to be influenced by Moire fringe.Second is optics under the screen based on lenticule
The problems such as fingerprint identification technology, the technology based on traditional spherical lens is susceptible to pattern distortion, aberration, and due to lenticule
Focal length require be not easy to do the thickness of sensor it is thin.Due to the presence of above-mentioned various problems, affects the lower biological characteristic of screen and know
Other efficiency.
Therefore, the efficiency for how promoting the lower living things feature recognition of screen, becomes a technical problem urgently to be resolved hurrily.
Invention content
The embodiment of the present application provides biometric devices and electronic equipment under a kind of screen, can promote the lower biology of screen
The efficiency of feature recognition.
In a first aspect, biometric devices under a kind of screen are provided, including：
Micropore is set to below display screen, and being used for will be from the reflected light pass above the display screen to aspherical biography
Defeated structure；
Aspherical transmission structure is set to below the micropore, including non-spherical reflector, the aspherical transmission structure
For by the non-spherical reflector by the reflected light pass to photosensor arrays；
Photosensor arrays, for detecting the reflected light.
In the embodiment of the present application, reflection biography is carried out for the reflected light above display screen using non-spherical reflector
It is defeated, in this way can according to imaging requirements be arranged non-spherical reflector, reduce be transmitted to photosensor arrays light aberration and
Distortion etc. improves the quality of the imaging for shielding lower living things feature recognition, so as to promote the effect of the lower living things feature recognition of screen
Rate.
In some possible realization methods, the display screen is OLED display screen.
In some possible realization methods, the aspherical transmission structure includes that the first non-spherical reflector and second are non-
Spherical reflector；
First non-spherical reflector is used for the reflected light back to second non-spherical reflector；
Second non-spherical reflector is used for the reflected light back to the photosensor arrays.
In some possible realization methods, first non-spherical reflector and second non-spherical reflector are
The non-spherical reflector of indent.
In some possible realization methods, first non-spherical reflector is the non-spherical reflector of indent, described
Second non-spherical reflector is plane mirror.
In some possible realization methods, first non-spherical reflector and second non-spherical reflector are roots
According to the imaging requirements setting of biometric devices under the screen.
In some possible realization methods, the imaging requirements include that aberration requirement and distortion require.
Since non-spherical reflector is to the controllability of aberration and distortion, using the aspherical transmission knot of non-spherical reflector
Structure can be eliminated or be reduced aberration and distort relative to using the structure of spherical lens.
In some possible realization methods, the aspherical transmission structure further includes lens, and the lens are set to institute
It states between the first non-spherical reflector and second non-spherical reflector.
In some possible realization methods, the aspherical transmission structure is flat structure.
Flat aspherical transmission structure, which is easy to combine with other assemblies, to be installed so that device volume is small, reliable and stable.
In some possible realization methods, the material in the aspherical transmission structure is transparent resin or glass.
In some possible realization methods, the number of the micropore is 1.
Optical signal is acquired using single micropore, can be influenced to avoid the issuable Moire fringe of more microwell arrays.
In some possible realization methods, biometric devices further include under the screen：
Light shield layer is set in the outer surface of the aspherical transmission structure except the corresponding region of the micropore, described non-
Region outside the corresponding region of spherical reflector and the corresponding region of the photosensor arrays.
In some possible realization methods, the micropore is set in the light shield layer.
In some possible realization methods, biometric devices further include under the screen：
Optical filter is set between the aspherical transmission structure and the photosensor arrays, is used for institute
The red light stated in reflected light filters out.
In some possible realization methods, the photosensor arrays are the array of photodiode.
The technical solution of the embodiment of the present application does not use periodical microwell array, can be to avoid the influence of Moire fringe；No
Using spherical lens use non-spherical reflector, can to avoid aberration and distortion the problems such as；In addition, using flat aspheric
Face transmission structure can reduce the thickness of device, realize biometric devices under ultra-thin screen.
Second aspect provides a kind of electronic equipment, including：
Living things feature recognition under screen in display screen and the arbitrary possible realization method of first aspect or first aspect
Device.
In some possible realization methods, the display screen is organic light-emitting diode (OLED) display screen, including multiple organic
LED source, wherein biometric devices use at least partly organic light-emitting diode light source conduct under the screen
The excitation light source of living things feature recognition.
Description of the drawings
Fig. 1 is the floor map for the electronic equipment that the application can be applicable in.
Fig. 2 is partial cutaway schematic view of the electronic equipment shown in FIG. 1 along A '-A '.
The schematic diagram of biometric devices under the screen of Fig. 3 the application one embodiment.
The schematic diagram of biometric devices under the screen of another embodiment of Fig. 4 the application.
The schematic diagram of biometric devices under the screen of another embodiment of Fig. 5 the application.
Specific implementation mode
Below in conjunction with attached drawing, technical solutions in the embodiments of the present application is described.
As electronic equipment steps into comprehensive screen epoch, what electronic equipment front physical characteristics collecting region was shielded comprehensively squeezes
Pressure, therefore (Under-display or Under-screen) biometrics identification technology increasingly attracts attention under screen.Under screen
Biometrics identification technology refers to that living things feature recognition module (such as fingerprint recognition module) is mounted below display screen, to
It realizes and carries out living things feature recognition operation in the display area of display screen, it need not be in electronic equipment front in addition to display area
Region setting physical characteristics collecting region.
The lower biometrics identification technology of screen using the light returned from the top surface of equipment display module come carry out fingerprint incude with
Other inductive operations.The light of the return carries the information of the object (such as finger) contacted with the top surface, by capturing and detecting
The light of the return realizes the particular optical sensor assembly being located at below display screen.The design of optical sensor module can be
Desired optical imagery is realized by being properly configured to capture and detect the optical element of the light returned.
It should be understood that the technical solution of the embodiment of the present application can be applied to various electronic equipments, such as smart mobile phone, notes
The portable or mobiles such as this computer, tablet computer, game station computing device and electronic databank, automobile, bank's automatic cabinet
Other electronic equipments such as member's machine (Automated Teller Machine, ATM), but the embodiment of the present application does not limit this.
It should also be understood that the technical solution of the embodiment of the present application other than it can carry out fingerprint recognition, can also carry out other
Living things feature recognition, for example, vivo identification etc., the embodiment of the present application does not also limit this.
Figures 1 and 2 show that the schematic diagram for the electronic equipment 100 that the lower biometric devices of screen can be applicable in, wherein
Fig. 1 is the front schematic view of electronic equipment 100, and Fig. 2 is that electronic equipment 100 shown in FIG. 1 shows along the cut-away section structure of A '-A '
It is intended to.
As depicted in figs. 1 and 2, electronic equipment 100 may include display screen 120 and living things feature recognition module 140,
In, there is the display screen 120 display area 102, the living things feature recognition module 140 to be arranged in the display screen 120
Lower section.
The display screen 120 can be self light emitting display panel, use with self luminous display unit as display picture
Element.For example display screen 120 can be Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) display screen
Or micro-led (Micro-LED) display screen.In other alternate embodiments, the display screen 120 may be
Liquid crystal display (Liquid Crystal Display, LCD) or other passive light emitting displays, the embodiment of the present application is to this
It is not limited.
On the other hand, the display screen 120 is specially touching display screen, can not only carry out picture and show, can be with
Touch or the pressing operation for detecting user, to provide a personal-machine interactive interface to the user.For example, in a kind of embodiment
In, the electronic equipment 100 may include touch sensor, and the touch sensor can be specially touch panel (Touch
Panel, TP), it can be arranged on 120 surface of the display screen, partly can also integrate or be monolithically integrated into the display
Inside screen 120, to form the touching display screen.
The living things feature recognition module 140 can be specially optical bio feature recognition module, such as optical finger print mould
Group is mainly used for acquiring the biological information (such as information in fingerprint) of user.In the embodiment of the present application, the life
Object feature recognition module 140 can be arranged at the regional area of 120 lower section of the display screen, so that the biology is special
The physical characteristics collecting region (or induction region) 130 of sign identification module 140 is at least partially disposed at the display of the display screen 120
Region 102.
As a kind of embodiment, the living things feature recognition module 140 can be specifically included with optical sensor array
Optical bio feature sensor, such as optical fingerprint sensor；The optical sensor array includes multiple optical sensor units, and
The region of the optical sensor array corresponds to the physical characteristics collecting region 130 of the living things feature recognition module 140.Such as
Shown in Fig. 1, the physical characteristics collecting region 130 is located among the display area 102 of the display screen 120, therefore, Yong Hu
It needs to be unlocked the electronic equipment 100 or when other biological signature verification, it is only necessary to press finger in place
In the physical characteristics collecting region 130 of the display screen 120, biological characteristic input operation can be realized.Due to biological characteristic
Acquisition testing can realize inside the display area of the display screen 120 102,100 nothing of electronic equipment using the above structure
It needs the special reserved space in its front that fingerprint button (such as Home key) is set, thus comprehensive screen scheme may be used.Therefore, institute
The entire front of the electronic equipment 100 can be extended substantially to by stating the display area 102 of display screen 120.
For the embodiment of the present application by the display screen 120 using for OLED display screen, it is in array that the display screen 120, which has,
The OLED display unit array of formula arrangement, the living things feature recognition module 140 can be located at using the OLED display screen 120
Excitation light of the OLED display unit (i.e. OLED light source) in the physical characteristics collecting region 130 as biological characteristic detection identification
Source.Of course it is to be understood that in other replacement implementations, which can also use built-in light source
Or external light source detects the optical signal identified to provide for carrying out biological characteristic.In this case, shield lower biological characteristic
Identification device not only can be adapted for such as OLED display screen self light emitting display panel, can be applicable to non-spontaneous smooth display screen,
Such as liquid crystal display or other passive light emitting display.Also, the optical sensor of the living things feature recognition module 140
Array is specially optical detector (Photo detector) array (or being photodetector array) comprising multiple is in array
The optical detector of formula distribution, the optical detector can be used as optical sensor unit as described above.
When finger touch, press or close to (for ease of description, referred to collectively herein as pressing) in the biology spy
When levying pickup area 130, in finger reflection and shape occur for the light that the display unit in the physical characteristics collecting region 130 is sent out
At reflected light, wherein the reflected light can carry the biological information of user's finger.For example, the light is by user hand
After the fingerprint on finger surface reflects, since the wrinkle ridge of finger print and the reflected light of line paddy are different, reflected light
Portable belt has the finger print information of user.The reflected light returns to the display screen 120 and by living things feature recognition mould below
The photodetector array of group 140 receives and is converted to corresponding electric signal, i.e. biological characteristic detects signal.The electronics is set
Standby 100 can obtain the biological information of user based on biological characteristic detection signal, and can further carry out
Biometric matches are verified, and are set to the electronics to complete the authentication of active user in order to confirm whether it has permission
Standby 100 are operated accordingly.
In other alternate embodiments, the living things feature recognition module 140 can also be arranged under the display screen 120
The whole region of side, to which the physical characteristics collecting region 130 to be expanded to the entire viewing area of the entire display screen 120
Full frame living things feature recognition is realized in domain 102.
It should be understood that in specific implementation, the electronic equipment 100 further includes cover sheet 110, the cover board
110 can be specially transparent cover plate, such as glass cover-plate or sapphire cover board, be located at the top of the display screen 120 simultaneously
The front of the electronic equipment 100 is covered, and 110 surface of the cover sheet is also provided with protective layer.Therefore, the application
In embodiment, it can essentially refer to that finger presses above the display screen 120 that so-called finger, which presses the display screen 120,
Cover board 110 or the covering cover board 110 protective layer.
On the other hand, the lower section of the living things feature recognition module 140 is also provided with circuit board 150, such as soft
Circuit board (Flexible Printed Circuit, FPC), the living things feature recognition module 140 can pass through pad solder
It is realized and its of other peripheral circuits or the electronic equipment 100 to the circuit board 150, and by the circuit board 150
The electrical interconnection of his element and signal transmission.For example, the living things feature recognition module 140 can pass through the circuit board 150
Receive the control signal of the processing unit of the electronic equipment 100, and can also be by the circuit board 150 by the biology
Feature detection signal is exported to the processing unit of the electronic equipment 100 or control unit etc..
In some implementations, living things feature recognition module 140 will using periodical microwell array or spherical lens
The problems such as light is transferred on induction arrays, this is easy that pattern distortion, aberration are influenced or be susceptible to by Moire fringe.
In consideration of it, the embodiment of the present application provides a kind of improved technical solution, optical transport modulation is carried out using non-spherical reflector, with
The above problem is avoided, to promote the efficiency of the lower living things feature recognition of screen.
Fig. 3 shows the schematic diagram of biometric devices 300 under the screen of the embodiment of the present application.
As shown in figure 3, biometric devices 300 may include under screen：Micropore 320,330 and of aspherical transmission structure
Photosensor arrays 340.
Micropore 320 is set to 310 lower section of display screen, and being used for will be from the reflected light pass above the display screen 310 extremely
Aspherical transmission structure 330.
For example, after the light that display screen 310 is sent out is reflected above display screen 310 by finger, a part of reflected light can lead to
It crosses micropore 320 and is transmitted to aspherical transmission structure 330.
Display screen 310 can be Fig. 1 and display screen shown in Fig. 2 120, and related description can be aforementioned with reference to being referred to
The description as described in display screen 120, for sake of simplicity, details are not described herein.
Aspherical transmission structure 330 is set to 320 lower section of the micropore.The aspherical transmission structure 330 includes aspheric
Face speculum, for example, the first non-spherical reflector 331 and the second non-spherical reflector 332.The aspherical transmission structure 330
For by the non-spherical reflector by the reflected light pass to photosensor arrays 340.
Photosensor arrays 340 are imaged for detecting the reflected light so as to be realized according to the reflected light.
In the embodiment of the present application, reflection biography is carried out for the reflected light above display screen using non-spherical reflector
It is defeated, in this way can according to imaging requirements be arranged non-spherical reflector, reduce be transmitted to photosensor arrays light aberration and
Distortion etc. improves the quality of the imaging for shielding lower living things feature recognition, so as to promote the effect of the lower living things feature recognition of screen
Rate.
Optionally, in the application one embodiment, as shown in figure 3, biometric devices 300 are also wrapped under the screen
Include light shield layer 350.
Light shield layer 350, which is set in the outer surface of the aspherical transmission structure 330, removes 320 corresponding area of the micropore
Region outside 340 corresponding region of domain, the corresponding region of the non-spherical reflector and the photosensor arrays.
Light shield layer 350 is for eliminating stray light.Atrament, such as black foam, the application may be used in light shield layer 350
Embodiment does not limit this.
Micropore 320 is set in light shield layer 350, forms transmission region.That is, light is aspherical from the entrance of micropore 320
Transmission structure 330 goes out the aspherical transmission knot from 340 corresponding region of photosensor arrays (being properly termed as light extraction region)
Structure 330.Other regions of the outer surface of the aspherical transmission structure 330 are opaque.
Optionally, in the application one embodiment, micropore 320 described in biometric devices 300 under the screen
Number be 1.That is, in the embodiment of the present application, optical signal is acquired using single micropore, to avoid more microwell arrays can
The Moire fringe that can be generated influences.
Optionally, the aspherical transmission structure 330 can be flat structure.Flat aspherical transmission structure is easy
It is installed in being combined with other assemblies so that device volume is small, reliable and stable.
Material in the aspherical transmission structure 330 is transparent material, for example, can be transparent resin or glass, but
The embodiment of the present application does not limit this.
In the embodiment of the present application, aspherical transmission structure 330 by non-spherical reflector by reflected light pass to photoelectricity
Sensor array 340.The imaging arrangement of non-spherical reflector is non-spherical structure, such as non-spherical reflector may include freedom
Curved reflector and plane mirror.Non-spherical reflector, which may be used, aluminizes or the modes such as silver-plated realize reflecting layer, but this
Application embodiment does not limit this.
The embodiment of the present application does not limit the quantity for the non-spherical reflector that the aspherical transmission structure 330 includes.
Optionally, as one embodiment of the application, the aspherical transmission structure 330 may include two non-spherical reflectors,
Such as first non-spherical reflector 331 and the second non-spherical reflector 332.
First non-spherical reflector 331 is used for the reflected light back to second non-spherical reflector 332.
Second non-spherical reflector 332 is used for the reflected light back to the photosensor arrays 340.
For example, as shown in figure 3, the light of vertical direction can be converted to horizontal direction by the first non-spherical reflector 331
Light；The light of horizontal direction can be converted to the light of vertical direction by the second non-spherical reflector 332.
Optionally, in the application one embodiment, as shown in figure 3, first non-spherical reflector 331 and described
Two non-spherical reflectors 332 are the non-spherical reflector of indent.
Optionally, in the application one embodiment, as shown in figure 4, first non-spherical reflector 331 is indent
Non-spherical reflector, second non-spherical reflector 332 are plane mirror.
Optionally, first non-spherical reflector 331 and second non-spherical reflector 332 can be according to the screens
The imaging requirements of lower biometric devices 300 are arranged.
Specifically, first non-spherical reflector 331 and second non-spherical reflector 332 are used for described anti-
It penetrates light and is transmitted modulation, final imaging is made to meet imaging requirements, such as aberration requirement and distortion requirement etc..That is,
The arrange parameter of first non-spherical reflector 331 and second non-spherical reflector 332 can so that described first is non-
Aberration and the distortion of imaging are eliminated or reduced to spherical reflector 331 and second non-spherical reflector 332.
Since non-spherical reflector is to the controllability of aberration and distortion, using the aspherical transmission knot of non-spherical reflector
Structure 330 can be eliminated or be reduced aberration and distort relative to using the structure of spherical lens.In addition, the embodiment of the present application is to aspheric
The concrete structure of face transmission structure 330 does not limit, and various possible structures may be used, and is not limited to Fig. 3 and Fig. 4 institutes
The structure shown.
For example, other than including non-spherical reflector, aspherical transmission structure 330 can also include lens.As this Shen
One embodiment please can be arranged between first non-spherical reflector 331 and second non-spherical reflector 332
Lens.Non-spherical reflector and lens in aspherical transmission structure 330 are transmitted modulation to reflected light jointly, with eliminate or
Reduce aberration and the distortion of imaging.
In other alternate embodiments, the aspherical transmission structure 330 can also be including three, four even more than non-
Spherical reflector, described three, four can pass reflected light especially by light path design even more than non-spherical reflector
Transport to photosensor arrays 340.
On the other hand, reflected light reach photosensor arrays 340 before, can also by optical filter to its into
Row filtering, to filter out unwanted light.Optionally, as shown in figure 5, one embodiment as the application, shields lower biological characteristic
Identification device 300 can also include：Optical filter 360.
The optical filter 360 be set to the aspherical transmission structure 330 and the photosensor arrays 340 it
Between, the optical filter 340 is for filtering out the red light in the reflected light.
Optical filter is a kind of optical device filtering out unwanted optical band.In the above-described embodiments, optically filtering
Device 360 is for filtering out red light.It should be understood that if desired filtering out the light of other colors, then corresponding optically filtering can be set
Device no longer repeats one by one herein.
In the embodiment of the present application, photosensor arrays 340 are referred to as photodetector array, can detect
The light that aspherical transmission structure 330 transmits.For example, the array of photodiode may be used in photosensor arrays 340,
Electric signal is converted optical signals to by photodiode, so as to be imaged according to electric signal.
Biometric devices 300 are referred to as living things feature recognition module under above-mentioned screen.Display screen 310 and biology
It can be connected, can also be connected by other connection types, the embodiment of the present application pair by adhesive-layer between feature recognition module
This is not limited.In addition, the embodiment of the present application is to shielding the connection type in lower biometric devices 300 between each component
It does not limit.
The technical solution of the embodiment of the present application does not use periodical microwell array, can be to avoid the influence of Moire fringe；No
Using spherical lens use non-spherical reflector, can to avoid aberration and distortion the problems such as；In addition, using flat aspheric
Face transmission structure can reduce the thickness of device, realize biometric devices under ultra-thin screen.
The embodiment of the present application also provides a kind of electronic equipment, which may include display screen and this above-mentioned Shen
Biometric devices under screen that please be in various embodiments.
The electronic equipment can be any electronic equipment with display screen, use the technical solution of the embodiment of the present application
Realize the lower living things feature recognition of screen.The display screen can be organic light-emitting diode (OLED) display screen, including multiple organic light emissions two
Pole pipe light source, wherein biometric devices are special as biology using at least partly organic light-emitting diode light source under the screen
Levy the excitation light source of identification.
It should be understood that the specific example in the embodiment of the present application is intended merely to that those skilled in the art is helped to more fully understand
The embodiment of the present application, and the range of unrestricted the embodiment of the present application.
It should be understood that the term used in the embodiment of the present application and the appended claims is only merely for the specific reality of description
The purpose for applying example, is not intended to be limiting the embodiment of the present application.For example, being made in the embodiment of the present application and the appended claims
The "an" of singulative, " above-mentioned " and "the" are also intended to including most forms, unless context clearly shows that other
Meaning.
Those of ordinary skill in the art may realize that lists described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member can be realized with electronic hardware, computer software, or a combination of the two, can in order to clearly demonstrate hardware and software
Interchangeability generally describes each exemplary composition and step according to function in the above description.These functions are actually
It is implemented in hardware or software, depends on the specific application and design constraint of technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
Scope of the present application.
In several embodiments provided herein, it should be understood that disclosed system, device can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
Only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored or not executed.In addition, shown or discussed phase
Coupling, direct-coupling or communication connection between mutually can be INDIRECT COUPLING or the communication by some interfaces, device or unit
Connection can also be electricity, mechanical or other form connections.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple
In network element.Some or all of unit therein can be selected according to the actual needs to realize the embodiment of the present application scheme
Purpose.
In addition, each functional unit in each embodiment of the application can be integrated in a processing unit, it can also
It is that each unit physically exists alone, can also be during two or more units are integrated in one unit.It is above-mentioned integrated
The form that hardware had both may be used in unit is realized, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can be stored in a computer read/write memory medium.Based on this understanding, the technical solution of the application is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the complete of each embodiment the method for the application
Portion or part steps.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The above, the only specific implementation mode of the application, but the protection domain of the application is not limited thereto, it is any
Those familiar with the art can readily occur in various equivalent modifications or replace in the technical scope that the application discloses
It changes, these modifications or substitutions should all cover within the protection domain of the application.Therefore, the protection domain of the application should be with right
It is required that protection domain subject to.
Claims (15)
1. biometric devices under a kind of screen, which is characterized in that including：
Micropore is set to below display screen, for that will be tied from the reflected light pass above the display screen to aspherical transmission
Structure；
Aspherical transmission structure is set to below the micropore, including at least one side non-spherical reflector, the aspherical transmission
Structure is used to pass through the non-spherical reflector by the reflected light pass to photosensor arrays；
Photosensor arrays, for detecting the reflected light.
2. biometric devices under screen according to claim 1, which is characterized in that the aspherical transmission structure packet
Include the first non-spherical reflector and the second non-spherical reflector；
First non-spherical reflector is used for the reflected light back to second non-spherical reflector；
Second non-spherical reflector is used for the reflected light back to the photosensor arrays.
3. biometric devices under screen according to claim 2, which is characterized in that first non-spherical reflector
It is the non-spherical reflector of indent with second non-spherical reflector.
4. biometric devices under screen according to claim 2, which is characterized in that first non-spherical reflector
For the non-spherical reflector of indent, second non-spherical reflector is plane mirror.
5. biometric devices under screen according to any one of claim 2 to 4, which is characterized in that described first
Non-spherical reflector and second non-spherical reflector are set according to the imaging requirements of biometric devices under the screen
It sets.
6. biometric devices under screen according to claim 5, which is characterized in that the imaging requirements include aberration
It is required that being required with distortion.
7. biometric devices under the screen according to any one of claim 2 to 6, which is characterized in that the aspheric
Face transmission structure further includes lens, and the lens are set to first non-spherical reflector and second non-spherical reflector
Between.
8. biometric devices under screen according to any one of claim 1 to 7, which is characterized in that the aspheric
Face transmission structure is flat structure.
9. biometric devices under screen according to any one of claim 1 to 8, which is characterized in that the aspheric
Material in the transmission structure of face is transparent resin or glass.
10. biometric devices under screen according to any one of claim 1 to 9, which is characterized in that the micropore
Number be 1.
11. biometric devices under screen according to any one of claim 1 to 10, which is characterized in that the screen
Lower biometric devices further include：
Light shield layer is set in the outer surface of the aspherical transmission structure except the corresponding region of the micropore, described aspherical
Region outside the corresponding region of speculum and the corresponding region of the photosensor arrays.
12. biometric devices under screen according to claim 11, which is characterized in that the micropore is set to described
In light shield layer.
13. biometric devices under screen according to any one of claim 1 to 12, which is characterized in that the screen
Lower biometric devices further include：
Optical filter is set between the aspherical transmission structure and the photosensor arrays, and being used for will be described anti-
The red light penetrated in light filters out.
14. a kind of electronic equipment, which is characterized in that including：Display screen and
Biometric devices under screen according to any one of claim 1 to 13.
15. electronic equipment according to claim 14, which is characterized in that the display screen is organic light-emitting diode display
Screen, including multiple organic light-emitting diode light sources, wherein biometric devices use at least partly organic hair under the screen
Excitation light source of the optical diode light source as living things feature recognition.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2018/079921 WO2019178793A1 (en) | 2018-03-22 | 2018-03-22 | In-display biometric identification device and electronic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108513666A true CN108513666A (en) | 2018-09-07 |
| CN108513666B CN108513666B (en) | 2022-05-17 |
Family
ID=63404317
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201880000265.8A Active CN108513666B (en) | 2018-03-22 | 2018-03-22 | Under-screen biological feature recognition device and electronic equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108513666B (en) |
| WO (1) | WO2019178793A1 (en) |
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| CN109416737A (en) * | 2018-09-21 | 2019-03-01 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
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| CN110730967A (en) * | 2018-10-15 | 2020-01-24 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110738193A (en) * | 2019-10-31 | 2020-01-31 | 维沃移动通信有限公司 | Electronic device |
| WO2020061748A1 (en) * | 2018-09-25 | 2020-04-02 | 深圳市汇顶科技股份有限公司 | Optical image capturing device and electronic apparatus |
| WO2020077994A1 (en) * | 2018-10-15 | 2020-04-23 | 深圳市汇顶科技股份有限公司 | Fingerprint identification apparatus and electronic device |
| CN111164611A (en) * | 2019-06-05 | 2020-05-15 | 深圳市汇顶科技股份有限公司 | Under-screen biological feature recognition device and electronic equipment |
| CN111866220A (en) * | 2019-04-25 | 2020-10-30 | 宁波舜宇光电信息有限公司 | Camera module, under-screen camera assembly and corresponding terminal equipment |
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Also Published As
| Publication number | Publication date |
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| WO2019178793A1 (en) | 2019-09-26 |
| CN108513666B (en) | 2022-05-17 |
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Denomination of invention: Under screen biometric recognition devices and electronic devices Effective date of registration: 20231219 Granted publication date: 20220517 Pledgee: Agricultural Bank of China Limited Shenzhen Futian Branch Pledgor: SHENZHEN GOODIX TECHNOLOGY Co.,Ltd. Registration number: Y2023980072606 |
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